according to footage shown on Wednesday morning (26 August 2009), the Australian swine flu vaccine manufactured by CSL Biotherapies contains “0.01% w/v Thiomersal, as preservative”. Otherwise known as Thimerosal, Thiomersal is nearly 50% mercury by weight, meaning each 0.5mL dose of the Panvax H1N1 vaccine contains around 25 micrograms of mercury.

Why was that not mentioned in the segment?

Why was it not mentioned that, even if the vaccine itself is safe, that the method of delivery in multi-dose vials has a significant risk-factor attached compared to single-dose packaging?